/*
 * Cloud9 Parallel Symbolic Execution Engine
 *
 * Copyright (c) 2011, Dependable Systems Laboratory, EPFL
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Dependable Systems Laboratory, EPFL nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE DEPENDABLE SYSTEMS LABORATORY, EPFL BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * All contributors are listed in CLOUD9-AUTHORS file.
 *
*/

#ifndef DIMACSSERIALIZER_H_
#define DIMACSSERIALIZER_H_

#include <vector>
#include <ostream>

namespace cloud9 {

class DIMACSSerializer {
public:
  typedef int Var;

  typedef std::pair<Var, bool> Lit;
  typedef std::vector<Lit> Clause;

private:
  std::vector<Clause> clauses;
  unsigned int varCount;
  std::string description;

public:
  void addClause(Clause &clause);
  void setVarCount(unsigned int count) { varCount = count; }
  void setDescription(std::string desc) { description = desc; }

  void serialize(std::ostream &os);
  void serialize(std::string fileName);

  DIMACSSerializer() : description("SAT Expression") { }

  DIMACSSerializer(std::string desc) : description(desc) { }

  virtual ~DIMACSSerializer() { }
};

}

#endif /* DIMACSSERIALIZER_H_ */
